boolexpr update (2sep09)

git-svn-id: svn://tug.org/texlive/trunk@15010 c570f23f-e606-0410-a88d-b1316a301751

2 files changed, 16 insertions, 0 deletions

diff --git a/Master/texmf-dist/doc/latex/boolexpr/README b/Master/texmf-dist/doc/latex/boolexpr/README
index ee437ea4583..9391eabbf3c 100644
--- a/Master/texmf-dist/doc/latex/boolexpr/README
+++ b/Master/texmf-dist/doc/latex/boolexpr/README
@@ -25,6 +25,22 @@
 % \otherwise to do if no case were true
 % \endswitch
 %
+% \switch may have an optional argument to repeat in each \case evaluation, e.g. :
+%
+% \switch[\value{myCounter}]
+%      %|--|        --------------------------------------------------->   |--|
+% \case{>=12}It's $>=12$% => \case will expand to : \case{\value{myCounter}>=12}
+% \case{=1}It's $1$%      => \case will expand to : \case{\value{myCounter}=1}
+% \otherwise ...
+% \endswitch
+%
+% or : *(NB the double curly braces)*
+% \switch[\pdfstrcmp{dummy}}]
+%      %|-----|   ------------------------------------------------>  |-----|
+% \case{{first}}It's "FiRsT"% => \case{\lowercase{\ifstrequal{dummy}}{first}}
+% \case{{second}}It"s "SeCoNd"%=> \case{\lowercase{\ifstrequal{dummy}}{second}
+% \endswitch
+%
 % *********************************************************************************
 % This work consists of the main source file boolexpr.dtx and the derived
 % files :  boolexpr.sty, boolexpr.pdf, boolexpr.ins
diff --git a/Master/texmf-dist/doc/latex/boolexpr/boolexpr.pdf b/Master/texmf-dist/doc/latex/boolexpr/boolexpr.pdf
index ea16d7bc78b..729cd3e3618 100644
--- a/Master/texmf-dist/doc/latex/boolexpr/boolexpr.pdf
+++ b/Master/texmf-dist/doc/latex/boolexpr/boolexpr.pdf